How do you remove the CD player in a 2000 Mazda protege?

To remove the CD player in a 2000 Mazda Protege, first, disconnect the negative battery terminal to ensure safety. Then, use a flathead screwdriver to gently pry off the trim panel surrounding the stereo. After removing the trim, unscrew the mounting screws holding the CD player in place, disconnect the wiring harness and antenna cable, and then slide the CD player out of the dash. Finally, reverse the process to install a new unit if desired.